135111436436 has 12 divisors (see below), whose sum is σ = 238031894100. Its totient is φ = 67102323840.

The previous prime is 135111436429. The next prime is 135111436459. The reversal of 135111436436 is 634634111531.

It can be written as a sum of positive squares in 2 ways, for example, as 25049392900 + 110062043536 = 158270^2 + 331756^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 135111436436.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113347925 + ... + 113349116.

It is an arithmetic number, because the mean of its divisors is an integer number (19835991175).

Almost surely, 2^135111436436 is an apocalyptic number.

It is an amenable number.

135111436436 is a deficient number, since it is larger than the sum of its proper divisors (102920457664).

135111436436 is a wasteful number, since it uses less digits than its factorization.

135111436436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226697194 (or 226697192 counting only the distinct ones).

The product of its digits is 77760, while the sum is 38.

Adding to 135111436436 its reverse (634634111531), we get a palindrome (769745547967).

The spelling of 135111436436 in words is "one hundred thirty-five billion, one hundred eleven million, four hundred thirty-six thousand, four hundred thirty-six".